Adjustable support frame



FIG. 1 is a front perspective view of a first embodiment of an adjustable support frame;

FIG. 2 is a top view of the adjustable support frame of FIG. 1.

FIG. 3 is a bottom view of the adjustable support frame of FIG. 1.

FIG. 4 is a front view of the adjustable support frame of FIG. 1.

FIG. 5 is a rear view of the adjustable support frame of FIG. 1.

FIG. 6 is a left end view of the adjustable support frame of FIG. 1.

FIG. 7 is a right end view of the adjustable support frame of FIG. 1.

FIG. 8 is a front perspective view of a second embodiment of an adjustable support frame;

FIG. 9 is a top view of the adjustable support frame of FIG. 8.

FIG. 10 is a bottom view of the adjustable support frame of FIG. 8.

FIG. 11 is a front view of the adjustable support frame of FIG. 8.

FIG. 12 is a rear view of the adjustable support frame of FIG. 8.

FIG. 13 is a left end view of the adjustable support frame of FIG. 8; and,

FIG. 14 is a right end view of the adjustable support frame of FIG. 8. 

CLAIM The ornamental design for an adjustable support frame, as shown and described. 